Which of the following is found in RNA but not DNA?

Uracil

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Deoxyribose

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Phosphate

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Adenine

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Solution

The correct option is A
Uracil

The nitrogenous base Uracil is found only in RNA, whereas in DNA the uracil is replaced by the base thymine. Uracil is generally not found in DNA, although there are exceptions. For eg. DNA of several phages, Hypermutations during the synthesis of vertebrate antibodies etc.

Deoxyribose sugar is found only in DNA and is the the characteristic difference between a DNA and RNA.

Phosphate and adenine are found both in DNA and RNA.

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Similar questions

Some statements are given below

A) The sugar present in RNA is D - ribose

B) Adenine forms 3 hydrogen bonds with Thymine

C) Phosphate ester of nucleoside is nucleotide

D) Cytosine is not present in RNA but present in DNA

Among these statements

DNA and RNA contain four bases each. Which of the following bases is not present in RNA?
(a) Adenine (b) Uracil (c) Thymine (d) Cytosine

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